Home / 49,128.23-67,795.01-27,905.15

Finding the Fourth Proportional to 49,128.23, 67,795.01 and 27,905.15

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Solution

The fourth proportional to 49,128.23, 67,795.01 and 27,905.15 is: 38,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,128.23 : 67,795.01 = 27,905.15 : x
  2. Step 2: Convert to fraction form
    49,128.23/67,795.01 = 27,905.15/x
  3. Step 3: Cross multiply
    49,128.23x = 67,795.01 × 27,905.15
  4. Step 4: Simplify right side
    49,128.23x = 1,891,830,057.91
  5. Step 5: Solve for x
    x = 1,891,830,057.91/49,128.23
  6. Step 6: Final answer
    x = 38,508.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.